Yamaha a 760
This is the 20 pages manual for yamaha a 760.
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Extracted text from yamaha a 760 (Ocr-read)
Page 1
IO
(I)
Ill
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I FRONT PANEL
(B Q 9 ID
0 POWER (power pushswitch)
0 LISTENING LEVEL MONITOR (indicator)
0 MAIN DIRECT (tone amp bypass pushwitch)
0 DISC (phonb disc selector pushswitch)
0 VOLUME (volume control)
0 SPEAKER (speaker selector switch)
0 PHONES (headphone jack)
0 BASS (bass control)
0 TREBLE (treble control)
ID
w HIGH FILTER (high filter in/out pushSWitch)
ID LOUDNESS (loudness control)
ID BALANCE (balance control)
IE MODE (mode selector pushswitch)
III PHONO (phono input SEIECtors/indicators (MM/
MCI)
{E REC OUT (recording output selector switch)
® INPUT (input selector)
I CONTENTS
REAR PANEL/INTERNAL VIEW .................................. I ................. 1
DISASSEMBLY........,...l.......t..........: .............................. 2
ADJUSTMENT/ADJUSTING POINTS ................................................ 4
BLOCK DIAGRAM/SPECIFICATIONS .. . . ._ ............................... ........... 5
WIRING ..................................................... f I / ........... 6
CONTROL C. BOARD/SCHEMATIC DIAGRAM (General model) .............................. 7
CONTROL C. BOARD/SCHEMATIC DIAGRAM (British, Australian, North European model) ........... 8
SCHEMATIC DIAGRAM ......................................................... 9
0044 7
YAMAHA
NIPPON GAKKI (30.. LTD. HAMAMATSU JAPAN
'801 1. 2.42K KT. / ® Pnted In Japan
SINCE 1887
Page 2
A-760
I REAR PANEL
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0 GND (ground terminal)
9 PHONO (phono input jacks)
0 TUNER (tuner input jacks)
0 AUX (auxiliary input jacks)
I INTERNAL VIEW
Top View
0 AC outlet
6 Power cord
9 Power transformer housing (power transformer:
GA63580)
0 Main C. board (3) NA07490-3
9 Heat sink
6 Power transistorls)
i 0 Main c. board (1) NA07490-1
6) Function C. board NA07486
9 Tone control C. board (3) NAO7488-3
IE Tone control C. board (2) NA07488-2
9 TAPE 1/2 (Tape 1/2 record/playback jacks)
9 SPEAKER (speaker terminals NB)
0 AC OUTLETS (switched and unswitched
auxiliary outlets)
0 Power cord
(I) DISC switch
IE Phono indicator LED
{E MAIN DIRECT switch
«I Tone control C. board (1) NAO7488-1
ID Main C. board (4) NA07490-4
(E Main C. board (2) NAO7490-2
m Power pushswitch
IE Control C. board (1) NAO7495-l
IE Control C. board (2) NAO7495<2